// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/wm/public/activation_change_observer.h"

#include "ui/aura/window.h"
#include "ui/aura/window_property.h"

DECLARE_WINDOW_PROPERTY_TYPE(aura::client::ActivationChangeObserver*)

namespace aura {
namespace client {

    DEFINE_LOCAL_WINDOW_PROPERTY_KEY(
        ActivationChangeObserver*, kActivationChangeObserverKey, NULL);

    void SetActivationChangeObserver(
        Window* window,
        ActivationChangeObserver* observer)
    {
        window->SetProperty(kActivationChangeObserverKey, observer);
    }

    ActivationChangeObserver* GetActivationChangeObserver(Window* window)
    {
        return window ? window->GetProperty(kActivationChangeObserverKey) : NULL;
    }

} // namespace client
} // namespace aura
